Satellite image of Semeru volcano on 19 Oct 2026Explosive activity continues. The Volcanic Ash Advisory Center (VAAC) Darwin warned of a volcanic ash plume rising to an estimated 15000 ft (4600 m), or flight level 150.Original VAAC bulletin:FVAU02 at 21:11 UTC, 19/10/26 from ADRMVA ADVISORYDTG: 20261019/2110ZVAAC: DARWINVOLCANO: SEMERU 263300PSN: S0806 E11255AREA: INDONESIASOURCE ELEV: 3657M AMSLADVISORY NR: 2026/1198INFO SOURCE: HIMAWARI-9, CVGHMERUPTION DETAILS: VA TO FL150 OBS AT 19/2150Z MOV WOBS VA DTG: 19/2110ZOBS VA CLD: SFC/FL150 S0812 E11305 - S0830 E11207 - S0819 E11143 - S0747 E11150 - S0726 E11216 - S0758 E11306 MOV W 10KTFCST VA CLD +6 HR: 20/0310Z SFC/FL150 S0803 E11304 - S0816 E11300 - S0828 E11152 - S0813 E11144 - S0744 E11157 - S0723 E11222FCST VA CLD +12 HR: 20/0910Z SFC/FL150 S0811 E11302 - S0827 E11205 - S0816 E11148 - S0742 E11154 - S0721 E11221 - S0758 E11304FCST VA CLD +18 HR: 20/1510Z SFC/FL150 S0812 E11302 - S0819 E11146 - S0742 E11152 - S0719 E11224 - S0800 E11305RMK: DISCRETE VA IDENTIFIABLE ON CURRENT SAT IMG. GROUND REPORTS INDICATE ERUPTIONS ARE ONGOING. VA HEIGHT AND MOVEMENT BASED ON SAT IMG, GROUND REPORTS AND MODEL GUIDANCE.NXT ADVISORY: NO LATER THAN 20261020/0310Z=